Lincoln Electric IM901-A manual Case Front Controls See Figure b.1, Description, Analog Voltmeter

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b-3	OPERATION	b-3

(See Customer Assistance Policy in the front of this Instruction Manual)

CASE FRONT CONTROLS (See Figure b.1)

FIGURE b.1

1

5

6

2

3

4

ITEM	DESCRIPTION

1	Analog Voltmeter
2	Wire Feed Speed Knob
3	5-pin gun trigger connector
4	Work sense lead
5	Thermal LED, Motor Overload
6	Polarity LED

1.ANALOG VOLTMETER

The analog voltmeter shows the voltage between electrode and work. On across the arc models, the voltmeter shows open circuit voltage when the wire feeder is not welding. The voltmeter is polarity insensitive and the range is 0 – 40VDC.

LN-25™ PRO ACROSS THE ARC MODEL

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Contents Safety Depends on You LN-25PROSafety California Proposition 65 WarningsElectric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Please Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTAbLE of Contents Installation High Frequency Protection Safety PrecautionsLocation Weld CAbLE SIzECAbLE Connections 3INSTALLATIONA-3Function Pin Wiring Shielding GAS ConnectionProcedure to Install Drive Rolls and Wire Guides Changing the GUN Receiver bUSHINGGUN Connection Pressure ARM AdjustmentLoading Spools of Wire Fe, CrNiAcross the ARC SET-UPS Figure A.5Figure A.7 8INSTALLATIONA-8 Figure A.9Operation Recommended Processes Recommended Power SourcesDefinition of Welding Terms Process LimitationsCase Front Controls See Figure b.1 DescriptionAnalog Voltmeter Minimum Arc Volts Maximum WFS Wire Feed Speed KNObWire Feed Speed, CV Operation Extra TorquePolarity LED Internal Controls Figure b.2CV/CC Switch Internal Controls DescriptionCold Feed PUSHbUTTON Constant Current Wire Welding Figure b-3Itemdescription Rear ControlsFlow Meter POWER-UP SequenceGAS Purge PUSHbUTTON ScfhWire Type AccessoriesFactory Installed Equipment Drive Roll KitsAccessories Kit Accessories K1500-5 Gun Receiver Bushing compatible Installation of the K590-6 Water Cooling KIT Periodic Maintenance MaintenanceRoutine Maintenance CALIbRATION SpecificationModel gearing Wire Feed Speed ValidationTo change the wire feed speed calibration See Figure D.2 BOARDTROUbLESHOOTING Electric Shock can killFault Code Description Possible Adjustments PRObLEMSSymptoms POSSIbLEOutput Problems TROUbLESHOOTING Diagrams LN-25 PRO Across the ARCModel Diagrams Dimension Print LN-25 PRO Across the ARC Model Precaucion Warnung